TM 5-4210-220-342-7.2General Cleaning Instructions.Do not use scrapers, wire brushes, abrasive wheels, or compounds when cleaning parts unless called for indetailed instructions. These procedures may alter size of machined surface and may weaken a stressedpart.a.Dry Cleaning SolventWARNINGDry cleaning solvent P-D-680 (safety or Stoddards solvent) is potentially dangerous. Avoid repeated andprolonged breathing of vapors and skin contact with the liquid. Do not use near open flame, arcingequipment or other ignition sources. Always wear eye protection and protective clothing. The flash point ofP-D-680 is 100 to 138 deg. F (30 to 59 deg. C).Whenever dry cleaning solvent is recommended for cleaning, use item 10, Appendix B.b.Mineral SpiritsWARNINGMineral spirits are toxic to skin, eyes, and lungs. Skin and eye protection is required. Avoid prolonged orrepeated contact. Good, general ventilation is normally adequate.c.Gasoline, Diesel FuelWARNINGNever use gasoline or diesel fuel to clean parts.d.Freon 113WARNINGAll freons are asphyxiants and are toxic to skin and eyes. Skin and eye protection is required. Use only in awell ventilated area. Freons are used to clean any parts that normally come in direct contact with hydraulicfluid.e.Degreasing MachineWARNING1,1,1 Trichloroethane is toxic to skin, eyes and lungs. Skin and eye protection is required. Avoid prolongedor repeated contact. Good, general ventilation is normally adequate.Heavy oil and grease may be removed with a degreasing machine filled with 1,1,1 Trichloroethane. All partsshall be dipped in rust preventive oil after removal from machine.2-10